Ansible-compat

Minor Changes

- Add module to work with schemas (143) ssbarnea

Bugfixes

- Expose role_name_check in prepare_environment (147) zhan9san
- Install role in cache dir (135) zhan9san
- Prevent occasional FileExistsError with symlink recreation (145) ssbarnea

Bugfixes

- Add support for tower requirements (140) ssbarnea

Bugfixes

- Add offline option to prepare_environment (138) ssbarnea

Bugfixes

- Ensure get_cache_dir works with relative paths (131) ssbarnea

Bugfixes

- Make cache_key portable (127) ssbarnea

Major Changes

- Drop support for py36 and py37 (122) ssbarnea

Bugfixes

- Improve symlink recreation logic (120) ssbarnea